Home / 199,412.12-299,118.30-59,169.50

Finding the Fourth Proportional to 199,412.12, 299,118.30 and 59,169.50

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Solution

The fourth proportional to 199,412.12, 299,118.30 and 59,169.50 is: 88,754.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,412.12 : 299,118.30 = 59,169.50 : x
  2. Step 2: Convert to fraction form
    199,412.12/299,118.30 = 59,169.50/x
  3. Step 3: Cross multiply
    199,412.12x = 299,118.30 × 59,169.50
  4. Step 4: Simplify right side
    199,412.12x = 17,698,680,251.85
  5. Step 5: Solve for x
    x = 17,698,680,251.85/199,412.12
  6. Step 6: Final answer
    x = 88,754.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.